Portion of a shingle



FIG. 1 is a front view of a portion of a shingle of my design. The rearview of the portion of a shingle is plain and unornamented.

FIG. 2 is a bottom edge view of the shingle of FIG. 1.

FIG. 3 is a right side edge view of the shingle of FIG. 1. The left sideedge view is a mirror image thereof

FIG. 4 is a front view of another embodiment of the portion of a shingleof my design. The rear view of the portion of a shingle is plain andunornamented.

FIG. 5 is a bottom edge view of a portion of a shingle of FIG. 4; and,

FIG. 6 is a right side edge view of the portion of a shingle in FIG. 4.The left side edge view is a mirror image thereof.

The broken lines are for illustrative purposes only and form no part ofthe claimed design.

The ornamental design for portion of a shingle, as shown and described.